<template>
    <el-card shadow="never" class="border-0">
        <!-- 新增、刷新 -->
        <ListHeader layout="create,refresh" @create="handleCreate" @refresh="getData" />

        <el-table :data="tableData" stripe style="width: 100%" v-loading="loading">
            <el-table-column label="优惠价名称" width="500">
                <template #default="{ row }">
                    <div class="boreder border-dashed py-2 px-4 rounded"
                        :class="row.statusText == '领取中' ? 'active' : 'inactive'">
                        <h5 class="font-bold text-md">{{ row.name }}</h5>
                        <small>{{ row.start_time }} ~ {{ row.end_time }}</small>
                    </div>
                </template>
            </el-table-column>
            <el-table-column prop="statusText" label="状态" />
            <el-table-column label="优惠" width="200">
                <template #default="{ row }">
                    {{ row.type == 0 ? "满减" : "折扣" }} {{ row.type ? ("￥" + row.value) : (row.value + "折") }}
                </template>
            </el-table-column>
            <el-table-column prop="total" label="发放数量" width="150" />
            <el-table-column prop="used" label="已使用" width="150" />
            <el-table-column label="操作" width="180" align="center">
                <template #default="scope">
                    <el-button v-if="scope.row.statusText == '未开始'" type="primary" size="samll" text @click="handleEdit(scope.row)">修改</el-button>
                    <el-popconfirm  v-if="scope.row.statusText != '领取中'" title="是否要删除该优惠券？" confirm-button-text="确定" cancel-button-text="取消"
                        @confirm.stop="handleDelete(scope.row.id)">
                        <template #reference>
                            <el-button text type="primary" size="small">删除</el-button>
                        </template>
                    </el-popconfirm>
                    <el-popconfirm v-if="scope.row.statusText == '领取中'" title="是否要该优惠券失效？" confirm-button-text="失效" cancel-button-text="取消"
                        @confirm.stop="handleStatusChange(0,scope.row)">
                        <template #reference>
                            <el-button  type="danger" size="small">失效</el-button>
                        </template>
                    </el-popconfirm>
                </template>
            </el-table-column>
        </el-table>
        <div class="flex items-center justify-center mt-5">
            <el-pagination background layout="prev,pager, next" :total="total" :current-page="currentPage"
                :page-size="limit" @current-change="getData" />
        </div>
    </el-card>
    <FormDrawer ref="formDrawerRef" :title="drawerTitle" @submit="handleSubmit">
        <el-form :model="form" ref="formRef" :rules="rules" label-width="120px" :inline="false">
            <el-form-item label="优惠价名称" prop="name">
                <el-input v-model="form.name" placeholder="优惠价名称" style="width:50%"></el-input>
            </el-form-item>
            <el-form-item label="类型" prop="type">
                <el-radio-group v-model="form.type">
                    <el-radio :label="0" border>满减</el-radio>
                    <el-radio :label="1" border>折扣</el-radio>
                </el-radio-group>
            </el-form-item>
            <el-form-item label="面值" prop="value">
                <el-input v-model="form.value" placeholder="面值" style="width:50%">
                    <template #append>
                        {{ form.type ? "折" : "元" }}
                    </template>
                </el-input>
            </el-form-item>
            <el-form-item label="发行量" prop="total">
                <el-input-number v-model="form.total" :min="1" :max="10000">
                </el-input-number>
            </el-form-item>
            <el-form-item label="最低使用价格" prop="min_price">
                <el-input v-model="form.min_price" placeholder="最低使用价格" type="number" style="width:50%"></el-input>
            </el-form-item>
            <el-form-item label="排序" prop="order">
                <el-input-number v-model="form.order" :min="0" :max="1000" />
            </el-form-item>
            <el-form-item label="活动时间">
                <el-date-picker v-model="timerange" value-format="YYYY-MM-DD HH:mm:ss" type="datetimerange" range-separator="To"
                   :editable="false" start-placeholder="开始时间" end-placeholder="结束时间" />
            </el-form-item>
            <el-form-item label="描述" prop="desc">
                <el-input v-model="form.desc" placeholder="描述" type="textarea" :rows="5"></el-input>
            </el-form-item>
        </el-form>
    </FormDrawer>
</template>

<script setup>
import { computed, reactive, ref } from "vue"
import { getCouponList, createCoupon, deleteCoupon, editCoupon , updateCouponStatus } from "~/api/coupon.js"
import { toast } from "~/composables/util.js"
import FormDrawer from "~/components/FormDrawer.vue";
import ListHeader from "~/components/ListHeader.vue";
import { useInitTab, useInitForm } from "~/composables/useCommon";
const { tableData, loading, currentPage, total, limit, getData,handleStatusChange } = useInitTab({
    getList: getCouponList,
    onGetListSuccess: (res) => {
        tableData.value = res.list.map(o => {
            //转换优惠券状态
            o.statusText = formatStatus(o)
            return o
        })
        total.value = res.totalCount
        },
    updateStatus:updateCouponStatus
})
const { formDrawerRef, formRef, form, drawerTitle, rules, handleSubmit, handleCreate, handleEdit, handleDelete } = useInitForm({
    form: {
        "name": "",
        "type": 0,
        "value": 0,
        "total": 100,
        "min_price": 0,
        "start_time": null,
        "end_time": null,
        "order": 50,
        "desc": ''

    },
    rules: {
        name: [{ required: true, message: "优惠价名称不能为空", trigger: "blur" }],
    },
    loading,
    getData,
    edit: editCoupon,
    create: createCoupon,
    delete: deleteCoupon,
    beforeSubmit:(f) => {
        if(typeof f.start_time !== "number"){
            f.start_time = (new Date(f.start_time)).getTime()
        }
        if(typeof f.end_time !== "number"){
            f.end_time = (new Date(f.end_time)).getTime()
        }
        return f
    }
});

function formatStatus(row) {
    let s = "领取中"
    let start_time = (new Date(row.start_time)).getTime()
    let now = (new Date()).getTime()
    let end_time = (new Date(row.end_time)).getTime()
    if (start_time > now) {
        s = "未开始"
    } else if (end_time < now) {
        s = "已结束"
    } else if (row.start_time == 0) {
        s = "已经失效"
    }
    return s
}
const timerange = computed({
    get(){
        return form.start_time && form.end_time ? [form.start_time,form.end_time] : []
    },
    set(val){
        form.start_time = val[0]
        form.end_time = val[1]
    }
})
</script>

<style scope>
.active {
    @apply border-rose-200 bg-rose-50 text-red-400;
}

.inactive {
    @apply border-gray-200 bg-gray-50 text-gray-400;
}
</style>